B28B 3/025
Hot pressing
Official title: {Hot pressing, e.g. of ceramic materials}
B28B3/025 (Hot pressing) appears on 110 US grants and 123 published applications in this corpus.
Search patents in B28B- Granted patents
- 110
- Published applications
- 123
- Assignees
- 101
- Inventors
- 329
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 2 | 3 |
| 2014 | 7 | 5 |
| 2015 | 6 | 5 |
| 2016 | 2 | 2 |
| 2017 | 6 | 15 |
| 2018 | 4 | 7 |
| 2019 | 4 | 7 |
| 2020 | 4 | 6 |
| 2021 | 4 | 7 |
| 2022 | 4 | 15 |
| 2023 | 7 | 11 |
| 2024 | 14 | 14 |
| 2025 | 11 | 7 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ceramic ball material comprising a band-portion over surface of a spherical portion, and method for manufacturing ceramic ball12 May 2026US 12,624,727 B2Niterra Materials Co., Ltd.
- Electrostatic chuck heater and manufacturing method therefor27 Jan 2026US 12,538,749 B2MiCo Ceramics Ltd.
- Additive manufacturing techniques and applications thereof20 Jan 2026US 12,528,126 B2Kennametal Inc.
- Apparatus for preparation of sintered ceramic body of large dimension6 Jan 2026US 12,515,372 B2Heraeus Covantics North America LLC
- Inorganic structure and method for producing same16 Dec 2025US 12,497,332 B2Panasonic Intellectual Property Management Co., Ltd.
- Method for inserting ceramic green compacts, method for producing cip green compacts, method for producing sintered ceramic compacts, and method for producing ceramic ball material6 Aug 2026US 2026/0225960 A1Niterra Materials Co., Ltd.
- A mold for producing an article of manufacture2 Apr 2026US 2026/0091533 A1Criaterra Innovations Ltd.
- Systems and methods for manufacturing in space environments5 Mar 2026US 2026/0063334 A1Trans Astronautica Corporation
- A sintering device having a die lining of increased thickness26 Feb 2026US 2026/0054415 A1Heraeus Covantics North America LLC
- Sintering device with temperature gradient control12 Feb 2026US 2026/0042711 A1Heraeus Covantics North America LLC
Most cited
By later US patents
- Silicon particles for battery electrodes81US 9,553,303 B2Enevate Corporation · 2017
- Compression/injection molding of polymer-derived fiber reinforced ceramic matrix composite materials69US 5,738,818 ANorthrop Grumman Corporation · 1998
- Silicon particles for battery electrodes67US 9,941,509 B2Enevate Corporation · 2018
- Methods of forming composite material films63US 10,103,378 B2Enevate Corporation · 2018
- Sandwich of impact resistant material26US 8,668,803 B1SDCmaterials, Inc. · 2014